Regnier IV Ct de Hainault

Regnier IV was born in 0950 in Reims.¹   Regnier IV's father was Regnier III Ct de Hainault and his mother was Adele of Dagsbourg.  His paternal grandparents were Regnier II Ct de Hainault and Adelaide de Burgundy; his maternal grandparents were Hugh de Alsace(?) and Hawise ?. He had a brother named Lambert I de Louvain.  He was the older of the two children.  He died at the age of 63 in 1013.¹